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Round|Natural|GIA

0.37ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 6445596049

Certificate GIA 6445596049

Diamond specifications and retailer prices

From $257 USD
As of October 31, 2026
Save $906 USD (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,163 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.37ct natural round diamond

This 0.37ct natural round sits in the sub-half-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6445596049. Listed at 14 retailers as of October 30, 2026, with prices from $257 to $1,163, a $906 spread on the same certified stone. NZ Jewellers lists it at $1,163. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.37
Carat
F
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6445596049
Dimensions4.63 × 4.60 × 2.83 mm
L/W Ratio1.01
Top View
4.63 mm4.60 mm0.37 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6445596049
Side View
Table 55.0%Crown 33.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $1,163 USD|Low: $257 USD|High: $1,163 USD|Avg: $411 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 1, 2026
Retailer 11$257 USD
Retailer 10$265 USD
Retailer 5$275 USD
Retailer 14$277 USD
Retailer 13$286 USD
Retailer 4$298 USD
Retailer 8$322 USD
Retailer 3$346 USD
Retailer 6$372 USD
Retailer 12$387 USD
Retailer 2$500 USD
Retailer 7$528 USD
Retailer 9$596 USD
NZ Jewellers$1,163 USD

40 data points across 14 retailers

14 retailers$257 USD to $1,163 USD

A
Cheapest Retailer
-
$257 USD
A
Retailer 2
-
$265 USD
View
A
Retailer 3
-
$277 USD
View
A
Retailer 4
-
$286 USD
View
A
Retailer 5
-
$298 USD
View
A
Retailer 6
-
$322 USD
£254 GBP
View
A
Retailer 7
-
$346 USD
View
Retailer 8
-
$372 USD
£293 GBP
View
Price last confirmed 23 days ago
A
Retailer 9
-
$387 USD
View
A
Retailer 10
-
$500 USD
€476 EUR
View
B+
Retailer 11
-
$528 USD
£416 GBP
View
B+
Retailer 12
-
$596 USD
£469 GBP
View
B+
Retailer 13
-
$704 USD
£554 GBP
View
Most Expensive
B
NZ Jewellers
60ccb480-1491-46ce-902b-e67124d64277 · Oct 30
$1,163 USD
View
13 more retailers have this diamond
Prices start from $257 USDSave up to $906 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
0.37ct Round
$257 USD